Glossary, ContinuedP (Continued)POINTA standard type measure of 1/72 of an inch or 72 points equals 6picas.POLYMERPaints that have polyvinyl acetate or acrylic resin as a binderused as either a transparent or opaque medium.POLYGONCommon geometric constructions.PORTRAITUREThe process or art of depicting an individual by drawing,painting, or photographing from life.PORTRAYTo delineate or depict.POSTERA large cardboard or paper display sign.POSTER BOARDA medium weight cardboard suitable for show cards.POSTER COLORAn opaque watercolor used for making show cards.POSTERIZATION A technique for adding poster-like qualities to aphotograph, a film, or an illustration by separating the normal tones of asubject into distinctly separated, strong tones.POUNCEA powdered substance that improves the ink-absorbing qualitiesof tracing cloths and papers.PRELIMINARY DRAWINGSDrawings done in preparation for afinished piece of art.PRE-PRESSThe preparatory stage of art or copy immediately beforecommitting the image to a plate.PRIMARY COLORSThe red, yellow, and blue in a subtractive processand the red, yellow, and green in the additive process of color theory.PRINTAn image made from a master negative or plate.Continued on next pageAI-47